package demo3;

/**
 * @Author 12629
 * @Description：
 */
public class KeyBoard implements IUSB{
    @Override
    public void openDevice() {
        System.out.println("打开键盘");
    }
    public void input() {
        System.out.println("输入数据....");
    }
    @Override
    public void closeDevice() {
        System.out.println("关闭键盘");
    }
}
